DE4335228C2 - Verfahren zur Empfangssynchronisation - Google Patents

Verfahren zur Empfangssynchronisation

Info

Publication number
DE4335228C2
DE4335228C2 DE19934335228 DE4335228A DE4335228C2 DE 4335228 C2 DE4335228 C2 DE 4335228C2 DE 19934335228 DE19934335228 DE 19934335228 DE 4335228 A DE4335228 A DE 4335228A DE 4335228 C2 DE4335228 C2 DE 4335228C2
Authority
DE
Germany
Prior art keywords
frequency
phase
signal
demodulator
detector
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Fee Related
Application number
DE19934335228
Other languages
German (de)
English (en)
Other versions
DE4335228A1 (de
Inventor
Anton Dr Kummert
Volker Dipl Ing Beilmann
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Rheinmetall Electronics GmbH
Original Assignee
STN Atlas Elektronik GmbH
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by STN Atlas Elektronik GmbH filed Critical STN Atlas Elektronik GmbH
Priority to DE19934335228 priority Critical patent/DE4335228C2/de
Priority to TW83108988A priority patent/TW247384B/zh
Priority to PCT/EP1994/003324 priority patent/WO1995010909A1/de
Publication of DE4335228A1 publication Critical patent/DE4335228A1/de
Application granted granted Critical
Publication of DE4335228C2 publication Critical patent/DE4335228C2/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L27/00—Modulated-carrier systems
    • H04L27/18—Phase-modulated carrier systems, i.e. using phase-shift keying
    • H04L27/22—Demodulator circuits; Receiver circuits
    • H04L27/233—Demodulator circuits; Receiver circuits using non-coherent demodulation
    • H04L27/2332—Demodulator circuits; Receiver circuits using non-coherent demodulation using a non-coherent carrier
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L27/00—Modulated-carrier systems
    • H04L27/0014—Carrier regulation
    • H04L2027/0024—Carrier regulation at the receiver end
    • H04L2027/0026—Correction of carrier offset
    • H04L2027/0032—Correction of carrier offset at baseband and passband
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L27/00—Modulated-carrier systems
    • H04L27/0014—Carrier regulation
    • H04L2027/0044—Control loops for carrier regulation
    • H04L2027/0053—Closed loops
    • H04L2027/0057—Closed loops quadrature phase
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L27/00—Modulated-carrier systems
    • H04L27/0014—Carrier regulation
    • H04L2027/0044—Control loops for carrier regulation
    • H04L2027/0063—Elements of loops
    • H04L2027/0065—Frequency error detectors

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Digital Transmission Methods That Use Modulated Carrier Waves (AREA)
  • Synchronisation In Digital Transmission Systems (AREA)
DE19934335228 1993-10-15 1993-10-15 Verfahren zur Empfangssynchronisation Expired - Fee Related DE4335228C2 (de)

Priority Applications (3)

Application Number Priority Date Filing Date Title
DE19934335228 DE4335228C2 (de) 1993-10-15 1993-10-15 Verfahren zur Empfangssynchronisation
TW83108988A TW247384B (OSRAM) 1993-10-15 1994-09-29
PCT/EP1994/003324 WO1995010909A1 (de) 1993-10-15 1994-10-08 Verfahren zur träger- und taktrückgewinnung

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19934335228 DE4335228C2 (de) 1993-10-15 1993-10-15 Verfahren zur Empfangssynchronisation

Publications (2)

Publication Number Publication Date
DE4335228A1 DE4335228A1 (de) 1995-05-04
DE4335228C2 true DE4335228C2 (de) 1996-03-28

Family

ID=6500260

Family Applications (1)

Application Number Title Priority Date Filing Date
DE19934335228 Expired - Fee Related DE4335228C2 (de) 1993-10-15 1993-10-15 Verfahren zur Empfangssynchronisation

Country Status (3)

Country Link
DE (1) DE4335228C2 (OSRAM)
TW (1) TW247384B (OSRAM)
WO (1) WO1995010909A1 (OSRAM)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6028900A (en) * 1996-05-22 2000-02-22 Mitsubishi Denki Kabushiki Kaisha Digital broadcast receiver
DE19933266A1 (de) * 1999-07-15 2000-11-02 Siemens Ag Vorrichtung zum Empfangen von Funksignalen

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5598441A (en) * 1994-10-13 1997-01-28 Westinghouse Electric Corp. Carrier acquisition technique for mobile radio QPSK demodulator
JPH09219693A (ja) * 1996-02-09 1997-08-19 Mitsubishi Electric Corp デジタル放送受信機
US6873663B1 (en) 2000-02-16 2005-03-29 Telefonaktiebolaget Lm Ericsson Reception of M-ary PSK-modulated signals
DE10232195B4 (de) * 2002-07-16 2015-03-05 Rohde & Schwarz Gmbh & Co. Kg Verfahren und Vorrichtung zum Messen der Symbolrate eines digital modulierten Hochfrequenzsignals
DE10309262B4 (de) * 2003-03-03 2007-08-23 Rohde & Schwarz Gmbh & Co. Kg Verfahren zum Schätzen der Frequenz und/oder der Phase einer digitalen Signalfolge
DE102004039016A1 (de) * 2004-08-11 2006-02-23 Rohde & Schwarz Gmbh & Co. Kg Verfahren und Vorrichtung zum Schätzen der Frequenz und/oder der Phase mit blockweiser Grobschätzung
FR3085568B1 (fr) * 2018-08-31 2020-08-07 Zodiac Data Systems Procede de datation de signaux de telemesure

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4281412A (en) * 1979-07-05 1981-07-28 Cincinnati Electronics Corporation Method of and apparatus for transmitting and recovering offset QPSK modulated data
US4599732A (en) * 1984-04-17 1986-07-08 Harris Corporation Technique for acquiring timing and frequency synchronization for modem utilizing known (non-data) symbols as part of their normal transmitted data format
US4580107A (en) * 1984-06-06 1986-04-01 The United States Of America As Represented By The Secretary Of The Air Force Phase lock acquisition system having FLL for coarse tuning and PLL for fine tuning
FR2672454B1 (fr) * 1991-01-31 1994-10-07 Alcatel Telspace Procede de demodulation coherente pour modulation a deplacement de phase et dispositif de mise en óoeuvre de ce procede.
DE69217140T2 (de) * 1991-08-07 1997-07-03 Toshiba Ave Kk QPSK-Demodulator mit automatischer Frequenznachregelung

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6028900A (en) * 1996-05-22 2000-02-22 Mitsubishi Denki Kabushiki Kaisha Digital broadcast receiver
US6148045A (en) * 1996-05-22 2000-11-14 Mitsubishi Denki Kabushiki Kaisha Digital broadcast receiver
DE19933266A1 (de) * 1999-07-15 2000-11-02 Siemens Ag Vorrichtung zum Empfangen von Funksignalen

Also Published As

Publication number Publication date
TW247384B (OSRAM) 1995-05-11
DE4335228A1 (de) 1995-05-04
WO1995010909A1 (de) 1995-04-20

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Legal Events

Date Code Title Description
OP8 Request for examination as to paragraph 44 patent law
D2 Grant after examination
8364 No opposition during term of opposition
8327 Change in the person/name/address of the patent owner

Owner name: RHEINMETALL DEFENCE ELECTRONICS GMBH, 28309 BREMEN

R119 Application deemed withdrawn, or ip right lapsed, due to non-payment of renewal fee

Effective date: 20120501